<?php
class LtCacheAdapterApc implements LtCacheAdapter
{
    public function connect($hostConf)
    {
        return true;
    }
    public function add($key, $value, $ttl = 0, $tableName, $connectionResource)
    {
        return apc_add($this->getRealKey($tableName, $key), $value, $ttl);
    }
    public function del($key, $tableName, $connectionResource)
    {
        return apc_delete($this->getRealKey($tableName, $key));
    }
    public function get($key, $tableName, $connectionResource)
    {
        return apc_fetch($this->getRealKey($tableName, $key));
    }
    public function update($key, $value, $ttl = 0, $tableName, $connectionResource)
    {
        if ($this->del($key, $tableName, $connectionResource)) {
            return $this->add($key, $value, $ttl, $tableName, $connectionResource);
        } else {
            return false;
        }
    }
    protected function getRealKey($tableName, $key)
    {
        return $tableName . "-" . $key;
    }
}